‏البيوع : Hadeeth No:3790 Hudhaifa (Allaah be pleased with him) reported Allaah's Prophet (sallAllaahu alayhi wa sallam) as saying: A person died and he entered Paradise. It was said to him What (act) did you do? (Either he recalled it himself or he was made to recall), he said I used to enter into transactions with people a...

‏الجهاد والسير‏ : Hadeeth No:4382 It has been narrated on the authority of Anas that the Prophet of Allaah (sallAllaahu alayhi wa sallam) wrote to Chosroes (King of Persia), Caesar (Emperor of Rome), Negus (King of Abyssinia) and every (other) despot inviting them to Allaah, the Exalted. And this Negus was not the one for whom the M...